Its boulder-like body is extremely hard. It can easily withstand dynamite blasts without damage.

Blue

Yellow

Once it sheds its skin, its body turns tender and whitish. Its hide hardens when it's exposed to air.

Gold

It sheds its skin once a year. The discarded shell immediately hardens and crumbles away.

Silver

It is capable of blowing itself up. It uses this explosive force to jump from mountain to mountain.

Crystal

Its rock-like body is so durable, even high-powered dynamite blasts fail to scratch its rugged hide.

Ruby

GOLEM lives up on mountains. If there is a large earthquake, these POKÉMON will come rolling down off the mountains en masse to the foothills below.

Sapphire

GOLEM is known for rolling down from mountains. To prevent them from rolling into the homes of people downhill, grooves have been dug into the sides of mountains to serve as guideways for diverting this POKÉMON's course.

Emerald

It is said to live in volcanic craters on mountain peaks. Once a year, it sheds its hide and grows larger. The shed hide crumbles and returns to the soil.

FireRed

It is enclosed in a hard shell that is as rugged as slabs of rock. It sheds skin once a year to grow larger.

LeafGreen

Its boulder-like body is extremely hard. It can easily withstand dynamite blasts without damage.

Diamond

It sheds its hide once a year. Its boulderlike body is so tough, even dynamite can't harm it.

Pearl

It tumbles down mountains, leaving grooves from peak to base. Stay clear of these grooves.

Platinum

Even dynamite can't harm its hard, boulderlike body. It sheds its hide just once a year.

HeartGold

It sheds its skin once a year. The discarded shell immediately hardens and crumbles away.

SoulSilver

It is capable of blowing itself up. It uses this explosive force to jump from mountain to mountain.

Black

Even dynamite can't harm its hard, boulderlike body. It sheds its hide just once a year.

White

Black 2

Even dynamite can't harm its hard, boulder-like body. It sheds its hide just once a year.

White 2

X

It tumbles down mountains, leaving grooves from peak to base. Stay clear of these grooves.

Y

Even dynamite can't harm its hard, boulder-like body. It sheds its hide just once a year.

Stadium 1

Its body, which weighs over 660 pounds, is as hard as stone. It grows bigger by shedding its skin once a year.

Stadium 2

It sheds its skin once a year. The discarded shell immediately hardens and crumbles away.

Rock Head (Ishiatama - いしあたま):This Pokemon does not receive recoil damage unless it uses Struggle, it misses with Jump Kick or Hi Jump Kick or it is holding Life Orb, Jaboca Berry or Rowap Berry.

BW and BW2

Sturdy (Ganjou - がんじょう):The one-hit KO moves Fissure, Guillotine, Horn Drill and Sheer Cold do not affect this Pokemon. Also, if the Pokemon is at full health and an attack normally would knock that Pokemon out, it retains 1 HP and does not faint.

BW and BW2 (Hidden)

Sand Veil (Suna Gakure - すながくれ):If active while Sandstorm is in effect, this Pokemon's Evasion receives a 20% boost; if this Pokemon has a typing that would normally take damage from Sandstorm, this Pokemon is also immune to Sandstorm's damage.

[Field Action] If this Pokemon is in the lead spot, the rate of wild Pokemon battles during a Sandstorm is halved.

XY and ORAS Abilities:

XY and ORAS

Rock Head (Ishiatama - いしあたま):This Pokemon does not receive recoil damage unless it uses Struggle, it misses with Jump Kick or Hi Jump Kick or it is holding Life Orb, Jaboca Berry or Rowap Berry.

XY and ORAS

Sturdy (Ganjou - がんじょう):The one-hit KO moves Fissure, Guillotine, Horn Drill and Sheer Cold do not affect this Pokemon. Also, if the Pokemon is at full health and an attack normally would knock that Pokemon out, it retains 1 HP and does not faint.

XY and ORAS (Hidden)

Sand Veil (Suna Gakure - すながくれ):If active while Sandstorm is in effect, this Pokemon's Evasion receives a 20% boost; if this Pokemon has a typing that would normally take damage from Sandstorm, this Pokemon is also immune to Sandstorm's damage.

[Field Action] If this Pokemon is in the lead spot, the rate of wild Pokemon battles during a Sandstorm is halved.